1. Introduction
This manual provides detailed instructions for the proper setup, operation, and maintenance of your ACETECH Brighter C Airsoft Tracer Unit. Please read this manual thoroughly before using the product to ensure safe and optimal performance.

Image 1.1: The ACETECH Brighter C Airsoft Tracer Unit demonstrating its green beam lighting effect.
2. Product Overview and Features
The ACETECH Brighter C is a compact and lightweight tracer unit designed for airsoft pistols and rifles. It illuminates specialized tracer BBs, creating a visible projectile path during use. This unit is compatible with both green and gel BBs.
Key Features:
- Thread Compatibility: Features a 14mm Counter Clockwise (CCW) negative thread, and includes an M14- to M11+ adapter for broader compatibility.
- BB Support: Optimized for Green BBs and Gel BBs, providing a bright tracer effect.
- Lighting Function: Simulates an LED beam lighting effect, making tracer BBs glow in the dark.
- Intelligent Power Control: The unit wakes up by shaking and enters sleep mode after 5 minutes of inactivity to conserve battery life.
- Durable Construction: Constructed from aluminum for durability.
- IP64 Protection: Offers protection against dust ingress and splashing water.

Image 2.1: Overview of the Brighter C's design and features, highlighting its IP64 protection and adaptability.

Image 2.2: The Brighter C unit demonstrating its IP64 water resistance.

Image 2.3: The lightweight nature of the Brighter C unit, weighing approximately 32 grams.
3. Package Contents
Verify that all items are present in the package:
- ACETECH Brighter C Tracer Unit
- M14- to M11+ Adaptor
- Allen Key
- User Guide (this document)
4. Setup
4.1 Initial Charging
Before first use, charge the Brighter C unit for at least 3 hours to ensure optimal battery performance. The charging port is typically located by unscrewing the end cap.
4.2 Installation
- Identify the barrel threading on your airsoft pistol or rifle. The Brighter C unit has a 14mm CCW (Counter Clockwise) negative thread.
- If your airsoft device uses an 11mm positive thread (M11+), attach the provided M14- to M11+ adapter to the Brighter C unit first.
- Carefully screw the Brighter C tracer unit (with or without the adapter) onto the barrel of your airsoft device. Ensure it is securely fastened but do not overtighten.
5. Operating Instructions
5.1 Powering On/Off
The Brighter C features intelligent power control:
- Wake Up: Gently shake the unit to activate it from sleep mode.
- Sleep Mode: The unit will automatically enter sleep mode if idle for over 5 minutes to conserve battery.

Image 5.1: Smart Power Management states of the Brighter C unit.
5.2 BB Compatibility
For the tracer effect to function, use only Green BBs or Gel BBs. Standard non-tracer BBs will not illuminate.

Image 5.2: The Brighter C unit alongside illuminated green tracer BBs.
5.3 Tracer Effect
Once activated and loaded with compatible tracer BBs, the unit's built-in LED will illuminate each BB as it passes through, creating a visible beam effect.
6. Maintenance
6.1 Battery Care
To maintain battery health and prevent complete discharge, charge the unit at least once every two months, even when not in use.
6.2 Cleaning
Wipe the exterior of the unit with a clean, dry cloth. Avoid using harsh chemicals or abrasive materials.
7. Troubleshooting
- Unit does not light up:
- Ensure the unit is charged.
- Confirm the unit has been woken up by shaking it.
- Verify that you are using compatible Green BBs or Gel BBs.
- Tracer effect is dim:
- The battery may be low; recharge the unit.
- Ensure the BBs are specifically designed tracer BBs and are not expired or damaged.
- Unit does not attach securely:
- Check the threading on your airsoft device. Use the M14- to M11+ adapter if necessary.
- Ensure threads are clean and free of debris.
8. Specifications
| Specification | Value |
|---|---|
| Model Name | Brighter C |
| Shell Color | Black |
| Thread | 14mm Counter Clockwise Negative (M14-) |
| Adapter Included | M14- to M11+ |
| BB Compatibility | Green BBs, Gel BBs |
| Material | Aluminum |
| Item Dimensions (LxWxH) | 3.78 x 1.73 x 1.69 inches |
| Item Weight | 0.04 Kilograms |
| Included Components | Allen Key, M14- to M11+ Adaptor, Tracer Unit, User Guide |
9. Warranty and Support
9.1 Warranty Information
The ACETECH Brighter C Tracer Unit comes with a 1-year Repair Service against manufacturer defects from the date of purchase.
9.2 Important Battery Precaution
Defects resulting from a completely discharged battery are not covered by the warranty. Always ensure the battery is charged at least every two months, even during periods of non-use.
9.3 Customer Support
For further assistance or warranty claims, please contact ACETECH customer support through their official channels or the retailer where the product was purchased.




